{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{1}{cccc}}
\hline\hline
                    &\multicolumn{4}{c}{}                               \\
                    &        Mean&          SD&      Median&           N\\
\hline
\# Migrants         &        8.23&       20.79&        4.00&       27324\\
\# Female Migrants  &        4.95&        8.84&        2.00&       27324\\
\# Domestic Worker Migrants&        5.02&        9.74&        2.00&       27324\\
\# Migrants to Saudi Arabia&        1.81&        8.00&        0.00&       27324\\
Salary (USD), 2015 dollars&      178.80&      118.38&      176.92&       23777\\
\# Job Orders       &        0.48&        0.87&        0.00&       22356\\
\# Vacancies        &       68.30&      177.21&        0.00&       22356\\
\# Complaints       &        0.66&        1.62&        0.00&       27324\\
Complaint rate      &        0.08&        0.15&        0.00&       19659\\
Complaint solved rate&        0.88&        0.31&        1.00&        6765\\
Complaint solved time&        4.62&        5.09&        3.00&        6765\\
\hline\hline
\end{tabular}
}
